. >> one day after the death of former south african president nelson mandela. people across the world are still mourning - and celebrating his life. reverend cecil williams of san francisco's glide memorial church talked about mandela today. he says he was there onstage the oakland coliseum when mandela visited in 1990. and will always remember mandela for his courage and conviction even after being imprisoned for 27 years. >> he comes out and his fans that he is not going to be destroyed. he stated that he came to liberate. that is what he is, a liberated. i did not know how many liberators are left to tell you the truth. be a real human being. so much so, that i will--are will invest my life to be nice people. >> world leaders are paying their respects to mandela. reporter emily schmidt has the latest from washington. >> nelson mandela made his last appearance in 2010 when they host of the world cup. it has done nothing to diminish his place. the tributes are just rolling in for him today. >> there is silence on the first full day of mourning. there are growi